the city's third homicide in two days. san francisco police are looking for five men suspected in a home invasion. 6:00 30 this evening the men broke into the home, stole a number of items. they were gone by the time police arrived. >> in concord, strong chemical smell forced the closure of a food max story on monument boulevard. people were treated for burning eyes and breathing problems. no word on what caused the smell. >>> south korean rap sensation psi, famous for his viral video gun national style but is now facing anger over a 2004 performance of a song against the iraq war. here's the story. reporter: all this controversial gangnam style. long before his youtube hit sparked a nationwide dance craze, he performed as a politically charged concert in 2004 with antiamerican sentiment running high after a korean missionary was killed in iraq. psi joined another band on stage singing thesely lyrics. >> till those yankees, mothers, daughters, daughters in law and fathers. >> if you were sitting around making up horrible t